a person who equates minor disturbances happening in one (typically, his or her) part of the country, with cataclysmic events that have happened or are happening in other parts of the world.

Harry (Facebook post): OMG, an earthquake in Greenville, SC!
Dick (reply to post): An "earthquake"? LOLZ. That's wasn't an earthquake. When I lived in SF--now, THOSE were earthquakes.
Harry: Geosnob.
Dick: I'd rather be a geosnob than a geohypochondriac.